430 N. Johnson St., Port Washington, Wisconsin. County/parish: Ozaukee.
Added to the National Register of Historic Places December 12, 1977. NRIS 77000042.
1 contributing building.St. Mary's Roman Catholic Church is a Roman Catholic church located in Port Washington, Wisconsin. Its congregation is part of the parish of St. John XXIII in the Archdiocese of Milwaukee. The church was added to the National Register of Historic Places in 1977 for its architectural and religious significance.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/106782078